Elma T310 - Page 16

Trouble shooting / List of malfunctions
14
SM/Transsonic_LC/1104/D © Elma GmbH & Co KG
Malfunction 1. Check:
Pilot lamp
ultra-
sound
2. Check:
Heating
switch
- if lighted
3. Check:
Fuse
printed
board
Possible causes Remedy
Fuse automatic
(building)
released;
No heating;
No ultrasound
OFF OFF faulty
• short circuit in
heating
• disconnect
heating cable,
check unit again
(new fuses)
if short circuit
does not occur
again, the
heating is faulty:
• replace faulty
heating
No heating
(Ultrasound OK)
OK OFF OK
• faulty heating
switch
• replace
component
No heating
(Ultrasound OK)
OK OK OK
• faulty
thermostat (no
„click“)
• replace
component